GRE数学2014年数学算术题
算术题是GRE数学考试中的常见题型,下面就分析一些简单的数学题 41.At College C there are from 2 to 4 introductory philosophy classes each semester, and each of these classes has from 20 to 30 students enrolled. If one semester 10 percent of the students enrolled in introductory p...